#include <iostream>
int main(int argc, char * argv[])
{
  int N = 0;
  float s = 0;
  std::cin>>N;
  if (N > 0)
  {
    s = 0;
    for(int i = 1; i <= N; i++)
    {
      s+=2*i-1;
      std::cout<<s<<std::endl;
    }
  }
  system("PAUSE>>null");
  return 0;
}
